Exclude ESET from detection on your third-party firewall (such as Norton Personal Firewall, ZoneAlarm, or others). If you are using the ESET Personal firewall and have no other firewall software installed, disregard this step.

Configure your update settings properly:

Open the main program window and press F5 to access the Advanced setup window.

Expand Update and then click UpdateSetup.

Figure 1-1Click the image to view larger in new window

5.x and earlier users: Make sure that the Update server drop-down menu is set to Choose automatically (view a screenshot).

Click the HTTP Proxy tab. If you are not using a proxy (using a proxy server is not common), make sure that Do not use proxy server is selected. Click OK.

Figure 1-2

Test communications with the ESET update server:

Press the Windows key + R on your keyboard, type cmd into the text field and press ENTER.

Windows 8 users: Press the Windows key + Q to open an app search and type cmd into the Search field.